| SQL Server类型 | C#类型 |
|---|---|
| bit | bool |
| tinyint | byte |
| smallint | short |
| int | int |
| bigint | long |
| real | float |
| float | double |
| money | decimal |
| datetime | DateTime |
| char | string |
| varchar | string |
| nchar | string |
| nvarchar | string |
| text | string |
| ntext | string |
| image | byte[] |
| binary | byte[] |
| uniqueidentifier | Guid |